Model HP Pavilion Desktop - AMD Quad-Core A8-6410 Processor, 8GB DDR3 Memory, 1TB 7200rpm HDD, Multiformat DVD&plusmn;RW/CD-RW drive, Windows 8.1 64-bit free upgrade to Windows 10 AMD Quad-Core A8-6410 Accelerated Processor(2GHz speed, 2MB cache) with AMD Radeon R5 graphics 8GB PC3-12800 DDR3 SDRAM, 1TB Serial ATA hard drive (7200 rpm) Ultra Slim-tray SuperMulti DVDRW/CD-RW drive, Monitor not included, Multidisplay support with DVI-D and VGA, 7-in-1 media reader, 4 USB 3.0 and 2 USB 2.0 ports Built-in 2.4GHz single-band high-speed wireless LAN (802.11b/g/n), Built-in 10/100Base-T Ethernet LAN, Bluetooth 4.0, 7-in-1 memory card reader Windows 8.1 with free upgrade to Windows 10, DTS Sound+ High Definition 5.1 channel audio, USB Mouse and Keyboard included